Date-to-date calculator

Days between dates

Count the distance between two Gregorian calendar dates. Weekdays mean Monday through Friday and do not exclude holidays.

Excluding the start date

156,963 days

From Saturday, December 7, 1596 to Monday, September 7, 2026.

Monday–Friday weekdays112,116
Weeks and days22,423w 2d
Calendar span429 years, 9 months

Standard mode excludes the earlier endpoint and includes the later endpoint. Reversed inputs keep the same absolute counts and are identified above.